Asenjo, René [Focal atrial fibrillation. Clinical characteristic and results of radiofrequency ablation]. [electronic resource] - Revista medica de Chile May 2002 - 482-94 p. digital Publication Type: English Abstract; Journal Article ISSN: 0034-9887 Subjects--Topical Terms: AdultAtrial Fibrillation--physiopathologyCatheter AblationElectrocardiographyFemaleFollow-Up StudiesHumansMaleMiddle AgedPulmonary Veins--physiopathologyTreatment Outcome